Conjunction Event Detail

    ✅
    Low Risk
    Low collision probability. Continue monitoring.
    1.487116E-6
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-10-28T18:15:44+0800
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    1 Object 1

    Name GPM
    AOE ID 39574
    NORAD ID 39574
    Object Type PAYLOAD
    Country
    JP JP
    ← VS →

    2 Object 2

    AOE ID 60507
    NORAD ID 60507
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter GPM TANAGER-1 4001
    Time of Closest Approach 2026-10-29T11:10:48+0000
    Collision Probability (Pc) 1.487116E-6
    Conjunction Distance (km) 2.794 km
    Relative Speed (km/s) 15.113 km/s
    Conjunction Risk Parameters R (Radial): -1.933 | I (In-track): -0.307 | C (Cross-track): 1.993
    Collision Risk Index (CRI) 0.38
    X Position (km) -5537.519 -5537.114
    Position Y (km) -3898.326 -3895.675
    Position Z (km) -765.673 -764.89
    Velocity X (km/s) 1.236 0.133
    Velocity Y (km/s) -3.11 1.277
    Velocity Z (km/s) 6.878 -7.542

    Orbital Parameters 国际轨道数据源

    Parameter GPM TANAGER-1 4001
    Semimajor Axis (a) 6810.922 km 6810.077 km
    Eccentricity (e) 0.001205 0.000130
    Inclination (i) 64.9710° 97.2290°
    RAAN 223.3707° 34.3054°
    Perigee Argument 253.0521° 144.1891°
    Mean Anomaly (M) 106.9299° 215.9446°
    Apogee 440.993 km 432.825 km
    Perigee 424.577 km 431.055 km
    Orbit Epoch 2026-10-27T21:54:55+0000 2026-10-27T19:30:40+0000

    GPM & TANAGER-1 4001 Collision Probability (Pc) Trend

    GPM & TANAGER-1 4001 Collision Probability (Pc) TrendNot Available

    GPM & TANAGER-1 4001 Miss Distance (Miss Distance) Trend

    GPM & TANAGER-1 4001 Miss Distance (Miss Distance) TrendNot Available

    GPMMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    TANAGER-1 4001Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    GPMCollision Probability Trend

    Object 1 Probability TrendNot Available

    TANAGER-1 4001Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with GPM

    No nearby objects data